| Locality type: | Mine |
| Classification |
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| Species: | Native Copper |
| Formula: | Cu |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Native Silver | 2 |
| Tenorite | 2 |
| Malachite | 2 |
| K Feldspar | 2 |
| - var Adularia | 2 |
| Calcite | 1 |
| Cuprite | 1 |
| Data |
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| Mineral Data: | Click here to view Native Copper data |
| Locality Data: | Click here to view Northwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| Photo Gallery | View Gallery (27 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 101944 |
| Long-form Identifier: | 1:3:101944:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Native Copper |
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| 0.5km (0.3 miles) | ⓘCentral No. 2 shaft, Central Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 0.5km (0.3 miles) | ⓘCentral Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 0.6km (0.4 miles) | ⓘDana Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 1.1km (0.7 miles) | ⓘWinthrop Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 1.5km (0.9 miles) | ⓘCentral Exploration Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 1.7km (1.0 miles) | ⓘMadison Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 1.9km (1.2 miles) | ⓘPetherick Mine, Copper Falls, Eagle Harbor Township, Keweenaw County, Michigan, USA |
| 2.0km (1.2 miles) | ⓘThomas Shaft, Owl Creek Fissure Mine, Copper Falls Mine, Copper Falls, Eagle Harbor Township, Keweenaw County, Michigan, USA |
| 2.1km (1.3 miles) | ⓘCopper Falls Mine, Copper Falls, Eagle Harbor Township, Keweenaw County, Michigan, USA |
| 2.1km (1.3 miles) | ⓘGribble vein, Owl Creek Fissure Mine, Copper Falls Mine, Copper Falls, Eagle Harbor Township, Keweenaw County, Michigan, USA |
| References |
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Northwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA